main {
    width: 100%;
    position: relative;
    overflow: hidden;
    .list_container {
        // min-width: 1510px;
        width: 100%;
        padding-bottom: 50px;
        // background-color: red;
        .screen_box {
            margin-left: 60px;
            width: 260px;
            .arrow::before {
                height: 50%;
                width: 50%;
                border-left: 2px solid #aaa;
                border-bottom: 2px solid #aaa;
                position: absolute;
                left: 20%;
                top: 3%;
                content: '';
                transform: rotate(-45deg);
            }
            .screen_top {
                width: 260px;
                height: 80px;
                line-height: 80px;
                font-size: 24px;
                font-weight: 500;
                color: #000;
                margin-top: 7px;
                .screen_reset {
                    display: inline-block;
                    height: 36px;
                    line-height: 34px;
                    font-size: 15px;
                    letter-spacing: 3px;
                    width: 70px;
                    text-align: center;
                    border: 1px solid #ccc;
                    border-radius: 3px;
                    color: #666;
                    margin-top: 22px;
                }
            }
            .screen_item{
                .select_type {
                    border-top: 1px solid #ccc;
                    padding: 25px 0;
                    height: 75px;
                    line-height: 25px;
                    color: #333;
                    font-size: 17px;
                    font-weight: 600;
                    letter-spacing: 1px;
                    cursor: pointer;
                    .arrow {
                        display: block;
                        position: relative;
                        height: 18px;
                        width: 18px;
                        overflow: hidden;
                        margin-top: 2px;
                    }
                }
                .two_layer {
                    overflow: hidden;
                    margin-bottom: 25px;
                    max-height: 240px;
                    overflow-y: auto;
                    display: none;
                    li {
                        height: 30px;
                        padding: 5px 0;
                        font-size: 14px;
                        line-height: 20px;
                    }
                }
            }
        }
        .list_wrp {
            margin-left: 340px;
            .list_main {
                padding-top: 20px;
                .list_top_l {
                    padding-left: 20px;
                    width: 650px;
                    h2 {
                        height: 75px;
                        line-height: 75px;
                        font-size: 35px;
                        font-weight: 700;
                    }
                }
                .list_top_r {
                    padding-right: 10px;
                    max-width: 350px;
                    text-align: right;
                    .new_sort {
                        display: inline-block;
                        a {
                            margin: 17px 0;
                            padding-left: 5px;
                            padding-right: 40px;
                            min-width: 140px;
                            display: inline-block;
                            height: 40px;
                            line-height: 38px;
                            text-align: center;
                            color: #333;
                            border: 1px solid #ccc;
                            border-radius: 3px;
                            padding: 0 45px 0 20px;
                            font-size: 14px;
                        }
                    }
                }
                .goods_list {
                    width: 100%;
                    .goods_item {
                        position: relative;
                        width: 250px;
                        height: 310px;
                        /* background-color: #666; */
                    }
                    .goods_main {
                        padding: 15px;
                        width: 100%;
                        background: #fff;
                        position: absolute;
                        top: 0;
                        left: 0;
                        a {
                            display: block;
                        }
                        .goods_img {
                            height: 220px;
                            width: 220px;
                            margin-bottom: 5px;
                            overflow: hidden;
                        }
                        .goods_name {
                            width: 100%;
                            height: 30px;
                            line-height: 25px;
                            font-size: 16px;
                            font-weight: 500;
                            color: #000;
                            overflow: hidden;
                            text-overflow: ellipsis;
                            white-space: nowrap;
                        }
                        .goods_price {
                            height: 25px;
                            line-height: 25px;
                            color: #000;
                            font-size: 17px;
                            font-weight: 500;
                        }
                    }
                }
            }
        }
    }
}
.sidebar {
    position: fixed;
    right: 50px;
    bottom: 60px;
    width: 60px;
    height: 275px;
    // background-color: chartreuse; 
    z-index: 999;
    background: url('../img/ce.svg') no-repeat;
    background-size: 100% auto;
    background-position: center;
    a {
        display: block;
        position: absolute;
        width: 100%;
        height: 33.33%;
    }
    .goto_top {
        top: 0;
    }
    .goto_cart {
        top: 33.33%;
    }
    .goto_kefu {
        top: 66.66%;
    }
}